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Weather in New Castle County, Delaware for November 2026

Your guide to New Castle County weather in November - trends and predictions

    Snow Forecast ❄️

  • With an average of 2 snowy days, New Castle County usually enjoys a light touch of snow in November.

    • Temperatures

  • In general, the average temperature in New Castle County at the beginning of November is 16.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 8.9 °F by the end of November.

    • Rain 🌧️

  • The climate of New Castle County in November is notably wet, with an average of 13 rainy days, and a total of 139.2 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
15
Dry days
Average rainy days
13
Rainy days
Average snowy days
2
Snow days
Average temperatures
12°/3°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
68 %
Avg humidity

New Castle County Weather November

Move between months or click on a day
October
December
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
16°
2
Partly cloudy
14°
3
Sunny
14°
4
Mist
15°
5
Overcast
18°
6
Partly cloudy
17°
7
Overcast
19°
8
Cloudy
17°
9
Patchy rain possible
17°
10
Overcast
14°
11
Mist
13°
12
Cloudy
11°
13
Sunny
10°
14
Sunny
9°
15
Overcast
11°
16
Mist
16°
17
Mist
13°
18
Fog
11°
19
Sunny
12°
20
Overcast
9°
21
Moderate rain
11°
22
Heavy rain
10°
23
Cloudy
11°
24
Mist
11°
25
Overcast
10°
26
Mist
14°
27
Cloudy
9°
28
Overcast
5°
29
Overcast
6°
30
Overcast
7°

Temperatures trend during November in New Castle County

See the weather trend as well as the moving average line

November weather in New Castle County day by day

Click on a date for more information
October December
Date Weather Temperatures Rain Snow More
Nov. 1 Overcast
Overcast
 16° /5° 2 mm 0 cm
Nov. 2 Partly cloudy
Partly cloudy
 14° /3° 0 mm 0 cm
Nov. 3 Sunny
Sunny
 14° /2° 0 mm 0 cm
Nov. 4 Mist
Mist
 15° /4° 0 mm 0 cm
Nov. 5 Overcast
Overcast
 18° /7° 0 mm 0 cm
Nov. 6 Partly cloudy
Partly cloudy
 17° /8° 0 mm 0 cm
Nov. 7 Overcast
Overcast
 19° /9° 0 mm 0 cm
Nov. 8 Cloudy
Cloudy
 17° /10° 14.5 mm 0 cm
Nov. 9 Patchy rain possible
Patchy rain possible
 17° /6° 0.4 mm 0 cm
Nov. 10 Overcast
Overcast
 14° /3° 2.3 mm 0 cm
Nov. 11 Mist
Mist
 13° /4° 8.3 mm 0 cm
Nov. 12 Cloudy
Cloudy
 11° /1° 0 mm 0 cm
Nov. 13 Sunny
Sunny
 10° /0° 0 mm 0 cm
Nov. 14 Sunny
Sunny
 9° /1° 1.4 mm 0 cm
Nov. 15 Overcast
Overcast
 11° /2° 0.6 mm 0 cm
Nov. 16 Mist
Mist
 16° /4° 0 mm 0 cm
Nov. 17 Mist
Mist
 13° /3° 0 mm 0 cm
Nov. 18 Fog
Fog
 11° /2° 1.7 mm 0 cm
Nov. 19 Sunny
Sunny
 12° /3° 13.2 mm 0 cm
Nov. 20 Overcast
Overcast
 9° /4° 0 mm 0 cm
Nov. 21 Moderate rain
Moderate rain
 11° /3° 23.6 mm 0 cm
Nov. 22 Heavy rain
Heavy rain
 10° /3° 32.4 mm 3 cm
Nov. 23 Cloudy
Cloudy
 11° /3° 0.8 mm 0.5 cm
Nov. 24 Mist
Mist
 11° /2° 0 mm 0 cm
Nov. 25 Overcast
Overcast
 10° /0° 1.2 mm 0 cm
Nov. 26 Mist
Mist
 14° /5° 3.8 mm 0 cm
Nov. 27 Cloudy
Cloudy
 9° /0° 1.6 mm 0 cm
Nov. 28 Overcast
Overcast
 5° /0° 14.2 mm 0 cm
Nov. 29 Overcast
Overcast
 6° /-3° 0 mm 0 cm
Nov. 30 Overcast
Overcast
 7° /-2° 17 mm 0 cm
Next
Important Notice
Our weather forecast for New Castle County in November is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the New Castle County forecast closer to your planned date for the most up-to-date weather information.
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New Castle County in November - FAQ

What are the expected maximum and minimum temperatures in New Castle County during November?

Prepare for cooler days with highs just around 12° and colder nights, dipping below 3°.

How much rainfall should be expected in New Castle County during November?

Significant rainfall exceeding 139.2 mm is expected in New Castle County during November, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.

Will it snow in New Castle County in November 2026?

New Castle County experiences an average snowfall of 3.55333 cm during November, occurring over 2 days.

What are the typical wind conditions in New Castle County during November?

The average wind speed in New Castle County during November is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

New Castle County snow forecast November 2026

Track daily snowfall levels and discover New Castle County’s snowy potential this November ❄️
On average, New Castle County sees 2 snowy days during November, with approximately 3.6 cm of total snowfall.

November rainfall patterns in New Castle County

Explore the daily rainfall trends and prepare for New Castle Countys November weather 💧
Typically, New Castle County has 13 rainy days in November with a total of 139.2 mm of rainfall.
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Location coordinates Where is New Castle County?

Get accurate weather forecasts for New Castle County, located at latitude 39.684 and longitude -75.75. Stay updated with localized weather information tailored for New Castle County.

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